JetSubStructureUtils::SphericityTensor Node1 JetSubStructureUtils ::SphericityTensor + result() + result() Node2 JetSubStructureUtils ::SubstructureCalculator < std::map< std::string, double > > + result() Node2->Node1 Node3 fastjet::FunctionOfPseudo Jet< std::map< std::string, double > > Node3->Node2